19-sep-17 00:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.08 hours . Total airflow this filter = .12 cubic meters . Mean BC concentration of all lamps = 4304 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .652 sen(zero) = 0.021 . ref(beam) = 2.113 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 8304 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 160 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .879 sen(zero) = 0.021 . ref(beam) = 2.354 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 612 ng Mean aerosol black carbon concentration = 5318 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 57 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.244 sen(zero) = 0.021 . ref(beam) = 1.622 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 479 ng Mean aerosol black carbon concentration = 4157 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 58 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .868 sen(zero) = 0.021 . ref(beam) = 2.030 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 419 ng Mean aerosol black carbon concentration = 3637 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 450 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .373 sen(zero) = 0.021 . ref(beam) = .815 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 387 ng Mean aerosol black carbon concentration = 3367 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 106 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .655 sen(zero) = 0.021 . ref(beam) = 1.034 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 320 ng Mean aerosol black carbon concentration = 2777 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 320 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.104 sen(zero) = 0.021 . ref(beam) = 1.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 9 . Total aerosol black carbon on filter = 295 ng Mean aerosol black carbon concentration = 2567 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 431 ppm. --- Disk space = 2.537513E+08 bytes free: One entry at every 10 minutes. There is space for 107887 hours ( 4495 days) more data --- 19-sep-17 00:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 01:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.462 ref(beam) = 2.133 . Lamp 2 (470 nm): sen(beam) = 1.326 ref(beam) = 2.357 . Lamp 3 (520 nm): sen(beam) = 1.669 ref(beam) = 1.636 . Lamp 4 (590 nm): sen(beam) = 1.048 ref(beam) = 1.981 . Lamp 5 (660 nm): sen(beam) = .445 ref(beam) = .812 . Lamp 6 (880 nm): sen(beam) = .730 ref(beam) = 1.035 . Lamp 7 (950 nm): sen(beam) = 1.208 ref(beam) = 1.054 --- 19-sep-17 02:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .91 hours . Total airflow this filter = .1 cubic meters . Mean BC concentration of all lamps = 5750 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .489 sen(zero) = 0.021 . ref(beam) = 2.150 ref(zero) = 0.021 . Optical attenuation of filter deposit = 85 . Total aerosol black carbon on filter = 1081 ng Mean aerosol black carbon concentration = 11250 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 215 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .772 sen(zero) = 0.021 . ref(beam) = 2.361 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 689 ng Mean aerosol black carbon concentration = 7172 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 46 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.146 sen(zero) = 0.021 . ref(beam) = 1.637 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 532 ng Mean aerosol black carbon concentration = 5539 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 86 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .821 sen(zero) = 0.021 . ref(beam) = 2.056 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 461 ng Mean aerosol black carbon concentration = 4804 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 825 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .356 sen(zero) = 0.021 . ref(beam) = .816 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 426 ng Mean aerosol black carbon concentration = 4440 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 198 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .639 sen(zero) = 0.021 . ref(beam) = 1.045 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 351 ng Mean aerosol black carbon concentration = 3654 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 468 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.082 sen(zero) = 0.021 . ref(beam) = 1.068 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 325 ng Mean aerosol black carbon concentration = 3387 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 535 ppm. --- Disk space = 2.537431E+08 bytes free: One entry at every 10 minutes. There is space for 107884 hours ( 4495 days) more data --- 19-sep-17 02:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 02:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.374 ref(beam) = 2.154 . Lamp 2 (470 nm): sen(beam) = 1.299 ref(beam) = 2.369 . Lamp 3 (520 nm): sen(beam) = 1.649 ref(beam) = 1.633 . Lamp 4 (590 nm): sen(beam) = 1.049 ref(beam) = 1.985 . Lamp 5 (660 nm): sen(beam) = .445 ref(beam) = .816 . Lamp 6 (880 nm): sen(beam) = .733 ref(beam) = 1.031 . Lamp 7 (950 nm): sen(beam) = 1.217 ref(beam) = 1.056 --- 19-sep-17 03:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .91 hours . Total airflow this filter = .1 cubic meters . Mean BC concentration of all lamps = 6047 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .423 sen(zero) = 0.021 . ref(beam) = 2.173 ref(zero) = 0.021 . Optical attenuation of filter deposit = 86 . Total aerosol black carbon on filter = 1095 ng Mean aerosol black carbon concentration = 11460 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 316 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .718 sen(zero) = 0.021 . ref(beam) = 2.375 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 726 ng Mean aerosol black carbon concentration = 7592 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 47 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.090 sen(zero) = 0.021 . ref(beam) = 1.634 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 564 ng Mean aerosol black carbon concentration = 5903 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 120 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .801 sen(zero) = 0.021 . ref(beam) = 2.065 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 490 ng Mean aerosol black carbon concentration = 5131 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 957 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .349 sen(zero) = 0.021 . ref(beam) = .821 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 451 ng Mean aerosol black carbon concentration = 4724 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 345 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .634 sen(zero) = 0.021 . ref(beam) = 1.041 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 372 ng Mean aerosol black carbon concentration = 3900 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 506 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.079 sen(zero) = 0.021 . ref(beam) = 1.070 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 345 ng Mean aerosol black carbon concentration = 3616 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 629 ppm. --- Disk space = 2.537349E+08 bytes free: One entry at every 10 minutes. There is space for 107880 hours ( 4495 days) more data --- 19-sep-17 03:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 03:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.388 ref(beam) = 2.128 . Lamp 2 (470 nm): sen(beam) = 1.301 ref(beam) = 2.359 . Lamp 3 (520 nm): sen(beam) = 1.655 ref(beam) = 1.632 . Lamp 4 (590 nm): sen(beam) = 1.055 ref(beam) = 1.994 . Lamp 5 (660 nm): sen(beam) = .445 ref(beam) = .815 . Lamp 6 (880 nm): sen(beam) = .737 ref(beam) = 1.037 . Lamp 7 (950 nm): sen(beam) = 1.221 ref(beam) = 1.061 --- 19-sep-17 05:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.08 hours . Total airflow this filter = .12 cubic meters . Mean BC concentration of all lamps = 5116 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .439 sen(zero) = 0.021 . ref(beam) = 2.147 ref(zero) = 0.021 . Optical attenuation of filter deposit = 86 . Total aerosol black carbon on filter = 1091 ng Mean aerosol black carbon concentration = 9539 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 267 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .723 sen(zero) = 0.021 . ref(beam) = 2.364 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 734 ng Mean aerosol black carbon concentration = 6414 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 60 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.096 sen(zero) = 0.021 . ref(beam) = 1.633 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 573 ng Mean aerosol black carbon concentration = 5012 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 97 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .806 sen(zero) = 0.021 . ref(beam) = 2.078 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 500 ng Mean aerosol black carbon concentration = 4372 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 916 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .349 sen(zero) = 0.021 . ref(beam) = .820 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 462 ng Mean aerosol black carbon concentration = 4044 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 333 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .638 sen(zero) = 0.021 . ref(beam) = 1.049 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 382 ng Mean aerosol black carbon concentration = 3340 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 497 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.082 sen(zero) = 0.021 . ref(beam) = 1.076 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 354 ng Mean aerosol black carbon concentration = 3094 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 580 ppm. --- Disk space = 2.537308E+08 bytes free: One entry at every 10 minutes. There is space for 107879 hours ( 4495 days) more data --- 19-sep-17 05:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 05:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.457 ref(beam) = 2.143 . Lamp 2 (470 nm): sen(beam) = 1.316 ref(beam) = 2.390 . Lamp 3 (520 nm): sen(beam) = 1.665 ref(beam) = 1.657 . Lamp 4 (590 nm): sen(beam) = 1.067 ref(beam) = 2.034 . Lamp 5 (660 nm): sen(beam) = .446 ref(beam) = .829 . Lamp 6 (880 nm): sen(beam) = .738 ref(beam) = 1.055 . Lamp 7 (950 nm): sen(beam) = 1.221 ref(beam) = 1.083 --- 19-sep-17 07:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.58 hours . Total airflow this filter = .18 cubic meters . Mean BC concentration of all lamps = 3456 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .504 sen(zero) = 0.021 . ref(beam) = 2.162 ref(zero) = 0.021 . Optical attenuation of filter deposit = 82 . Total aerosol black carbon on filter = 1046 ng Mean aerosol black carbon concentration = 6046 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 157 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .748 sen(zero) = 0.021 . ref(beam) = 2.394 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 736 ng Mean aerosol black carbon concentration = 4256 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 39 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.109 sen(zero) = 0.021 . ref(beam) = 1.658 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 591 ng Mean aerosol black carbon concentration = 3418 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 46 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .813 sen(zero) = 0.021 . ref(beam) = 2.116 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 526 ng Mean aerosol black carbon concentration = 3041 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 358 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .349 sen(zero) = 0.021 . ref(beam) = .833 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 490 ng Mean aerosol black carbon concentration = 2831 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 135 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .635 sen(zero) = 0.021 . ref(beam) = 1.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 412 ng Mean aerosol black carbon concentration = 2383 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 199 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.076 sen(zero) = 0.021 . ref(beam) = 1.097 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 383 ng Mean aerosol black carbon concentration = 2215 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 264 ppm. --- Disk space = 2.537226E+08 bytes free: One entry at every 10 minutes. There is space for 107875 hours ( 4495 days) more data --- 19-sep-17 07:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 07:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.546 ref(beam) = 2.147 . Lamp 2 (470 nm): sen(beam) = 1.346 ref(beam) = 2.411 . Lamp 3 (520 nm): sen(beam) = 1.690 ref(beam) = 1.661 . Lamp 4 (590 nm): sen(beam) = 1.089 ref(beam) = 2.052 . Lamp 5 (660 nm): sen(beam) = .451 ref(beam) = .840 . Lamp 6 (880 nm): sen(beam) = .743 ref(beam) = 1.059 . Lamp 7 (950 nm): sen(beam) = 1.232 ref(beam) = 1.093 --- 19-sep-17 09:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.58 hours . Total airflow this filter = .18 cubic meters . Mean BC concentration of all lamps = 4055 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .572 sen(zero) = 0.021 . ref(beam) = 2.155 ref(zero) = 0.021 . Optical attenuation of filter deposit = 81 . Total aerosol black carbon on filter = 1028 ng Mean aerosol black carbon concentration = 5940 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 144 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .730 sen(zero) = 0.021 . ref(beam) = 2.410 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 824 ng Mean aerosol black carbon concentration = 4759 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 161 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.054 sen(zero) = 0.021 . ref(beam) = 1.657 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 704 ng Mean aerosol black carbon concentration = 4071 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 179 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .766 sen(zero) = 0.021 . ref(beam) = 2.103 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 655 ng Mean aerosol black carbon concentration = 3788 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 388 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .329 sen(zero) = 0.021 . ref(beam) = .839 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 631 ng Mean aerosol black carbon concentration = 3649 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 189 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .605 sen(zero) = 0.021 . ref(beam) = 1.062 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 553 ng Mean aerosol black carbon concentration = 3196 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 265 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.030 sen(zero) = 0.021 . ref(beam) = 1.097 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 516 ng Mean aerosol black carbon concentration = 2982 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 285 ppm. --- Disk space = 2.537144E+08 bytes free: One entry at every 10 minutes. There is space for 107872 hours ( 4495 days) more data --- 19-sep-17 09:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 09:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.586 ref(beam) = 2.113 . Lamp 2 (470 nm): sen(beam) = 1.366 ref(beam) = 2.350 . Lamp 3 (520 nm): sen(beam) = 1.713 ref(beam) = 1.621 . Lamp 4 (590 nm): sen(beam) = 1.088 ref(beam) = 1.983 . Lamp 5 (660 nm): sen(beam) = .454 ref(beam) = .815 . Lamp 6 (880 nm): sen(beam) = .747 ref(beam) = 1.032 . Lamp 7 (950 nm): sen(beam) = 1.238 ref(beam) = 1.061 --- 19-sep-17 11:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.75 hours . Total airflow this filter = .2 cubic meters . Mean BC concentration of all lamps = 3331 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .660 sen(zero) = 0.021 . ref(beam) = 2.126 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 5000 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 351 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .795 sen(zero) = 0.021 . ref(beam) = 2.351 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 758 ng Mean aerosol black carbon concentration = 3963 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 214 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.128 sen(zero) = 0.021 . ref(beam) = 1.619 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 643 ng Mean aerosol black carbon concentration = 3362 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 199 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .804 sen(zero) = 0.021 . ref(beam) = 2.044 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 594 ng Mean aerosol black carbon concentration = 3104 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 537 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .344 sen(zero) = 0.021 . ref(beam) = .816 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 569 ng Mean aerosol black carbon concentration = 2973 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 294 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .627 sen(zero) = 0.021 . ref(beam) = 1.038 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 488 ng Mean aerosol black carbon concentration = 2551 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 450 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.066 sen(zero) = 0.021 . ref(beam) = 1.071 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 452 ng Mean aerosol black carbon concentration = 2367 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 510 ppm. --- Disk space = 2.537103E+08 bytes free: One entry at every 10 minutes. There is space for 107870 hours ( 4495 days) more data --- 19-sep-17 11:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 11:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.507 ref(beam) = 2.093 . Lamp 2 (470 nm): sen(beam) = 1.309 ref(beam) = 2.336 . Lamp 3 (520 nm): sen(beam) = 1.650 ref(beam) = 1.613 . Lamp 4 (590 nm): sen(beam) = 1.050 ref(beam) = 1.971 . Lamp 5 (660 nm): sen(beam) = .439 ref(beam) = .809 . Lamp 6 (880 nm): sen(beam) = .726 ref(beam) = 1.022 . Lamp 7 (950 nm): sen(beam) = 1.202 ref(beam) = 1.049 --- 19-sep-17 13:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.75 hours . Total airflow this filter = .19 cubic meters . Mean BC concentration of all lamps = 3811 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .575 sen(zero) = 0.021 . ref(beam) = 2.086 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1017 ng Mean aerosol black carbon concentration = 5360 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 529 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .707 sen(zero) = 0.021 . ref(beam) = 2.326 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 842 ng Mean aerosol black carbon concentration = 4437 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 452 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.016 sen(zero) = 0.021 . ref(beam) = 1.603 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 732 ng Mean aerosol black carbon concentration = 3857 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 504 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .716 sen(zero) = 0.021 . ref(beam) = 1.982 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 687 ng Mean aerosol black carbon concentration = 3621 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 744 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .315 sen(zero) = 0.021 . ref(beam) = .803 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 667 ng Mean aerosol black carbon concentration = 3516 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 594 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .582 sen(zero) = 0.021 . ref(beam) = 1.015 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 579 ng Mean aerosol black carbon concentration = 3053 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 769 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .990 sen(zero) = 0.021 . ref(beam) = 1.042 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 538 ng Mean aerosol black carbon concentration = 2833 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 788 ppm. --- Disk space = 2.537021E+08 bytes free: One entry at every 10 minutes. There is space for 107867 hours ( 4494 days) more data --- 19-sep-17 13:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 13:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.533 ref(beam) = 2.072 . Lamp 2 (470 nm): sen(beam) = 1.318 ref(beam) = 2.328 . Lamp 3 (520 nm): sen(beam) = 1.660 ref(beam) = 1.594 . Lamp 4 (590 nm): sen(beam) = 1.008 ref(beam) = 1.891 . Lamp 5 (660 nm): sen(beam) = .430 ref(beam) = .799 . Lamp 6 (880 nm): sen(beam) = .710 ref(beam) = .994 . Lamp 7 (950 nm): sen(beam) = 1.169 ref(beam) = 1.016 --- 19-sep-17 15:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.25 hours . Total airflow this filter = .14 cubic meters . Mean BC concentration of all lamps = 5045 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .596 sen(zero) = 0.021 . ref(beam) = 2.041 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 990 ng Mean aerosol black carbon concentration = 7489 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1403 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .735 sen(zero) = 0.021 . ref(beam) = 2.314 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 787 ng Mean aerosol black carbon concentration = 5954 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 565 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.052 sen(zero) = 0.021 . ref(beam) = 1.580 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 672 ng Mean aerosol black carbon concentration = 5082 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 657 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .689 sen(zero) = 0.021 . ref(beam) = 1.848 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 622 ng Mean aerosol black carbon concentration = 4708 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 3231 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .313 sen(zero) = 0.021 . ref(beam) = .786 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 601 ng Mean aerosol black carbon concentration = 4551 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1243 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .571 sen(zero) = 0.021 . ref(beam) = .974 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 516 ng Mean aerosol black carbon concentration = 3904 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1714 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .964 sen(zero) = 0.021 . ref(beam) = .994 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 480 ng Mean aerosol black carbon concentration = 3630 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1854 ppm. --- Disk space = 2.53694E+08 bytes free: One entry at every 10 minutes. There is space for 107863 hours ( 4494 days) more data --- 19-sep-17 15:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 15:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.449 ref(beam) = 2.007 . Lamp 2 (470 nm): sen(beam) = 1.298 ref(beam) = 2.282 . Lamp 3 (520 nm): sen(beam) = 1.640 ref(beam) = 1.539 . Lamp 4 (590 nm): sen(beam) = .940 ref(beam) = 1.735 . Lamp 5 (660 nm): sen(beam) = .422 ref(beam) = .772 . Lamp 6 (880 nm): sen(beam) = .691 ref(beam) = .936 . Lamp 7 (950 nm): sen(beam) = 1.137 ref(beam) = .960 --- 19-sep-17 16:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 4620 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .511 sen(zero) = 0.021 . ref(beam) = 2.000 ref(zero) = 0.021 . Optical attenuation of filter deposit = 83 . Total aerosol black carbon on filter = 1050 ng Mean aerosol black carbon concentration = 6843 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 676 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .680 sen(zero) = 0.021 . ref(beam) = 2.274 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 846 ng Mean aerosol black carbon concentration = 5511 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 345 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .995 sen(zero) = 0.021 . ref(beam) = 1.531 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 722 ng Mean aerosol black carbon concentration = 4704 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 373 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .640 sen(zero) = 0.021 . ref(beam) = 1.747 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 664 ng Mean aerosol black carbon concentration = 4331 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1387 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .303 sen(zero) = 0.021 . ref(beam) = .766 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 634 ng Mean aerosol black carbon concentration = 4134 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 607 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .556 sen(zero) = 0.021 . ref(beam) = .930 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 542 ng Mean aerosol black carbon concentration = 3532 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 728 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .943 sen(zero) = 0.021 . ref(beam) = .956 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 503 ng Mean aerosol black carbon concentration = 3282 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 750 ppm. --- Disk space = 2.536858E+08 bytes free: One entry at every 10 minutes. There is space for 107860 hours ( 4494 days) more data --- 19-sep-17 16:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 17:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.446 ref(beam) = 1.942 . Lamp 2 (470 nm): sen(beam) = 1.300 ref(beam) = 2.217 . Lamp 3 (520 nm): sen(beam) = 1.636 ref(beam) = 1.475 . Lamp 4 (590 nm): sen(beam) = .910 ref(beam) = 1.629 . Lamp 5 (660 nm): sen(beam) = .418 ref(beam) = .745 . Lamp 6 (880 nm): sen(beam) = .675 ref(beam) = .889 . Lamp 7 (950 nm): sen(beam) = 1.115 ref(beam) = .914 --- 19-sep-17 18:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.25 hours . Total airflow this filter = .14 cubic meters . Mean BC concentration of all lamps = 4798 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .557 sen(zero) = 0.021 . ref(beam) = 1.958 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 970 ng Mean aerosol black carbon concentration = 7199 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 118 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .720 sen(zero) = 0.021 . ref(beam) = 2.220 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 776 ng Mean aerosol black carbon concentration = 5756 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 96 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.039 sen(zero) = 0.021 . ref(beam) = 1.474 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 659 ng Mean aerosol black carbon concentration = 4891 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 74 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .656 sen(zero) = 0.021 . ref(beam) = 1.682 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 605 ng Mean aerosol black carbon concentration = 4489 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 211 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .312 sen(zero) = 0.021 . ref(beam) = .747 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 574 ng Mean aerosol black carbon concentration = 4260 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 141 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .561 sen(zero) = 0.021 . ref(beam) = .895 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 489 ng Mean aerosol black carbon concentration = 3629 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 129 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .954 sen(zero) = 0.021 . ref(beam) = .922 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 453 ng Mean aerosol black carbon concentration = 3361 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 194 ppm. --- Disk space = 2.536776E+08 bytes free: One entry at every 10 minutes. There is space for 107856 hours ( 4494 days) more data --- 19-sep-17 18:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 18:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.320 ref(beam) = 1.921 . Lamp 2 (470 nm): sen(beam) = 1.219 ref(beam) = 2.204 . Lamp 3 (520 nm): sen(beam) = 1.562 ref(beam) = 1.466 . Lamp 4 (590 nm): sen(beam) = .866 ref(beam) = 1.618 . Lamp 5 (660 nm): sen(beam) = .402 ref(beam) = .740 . Lamp 6 (880 nm): sen(beam) = .666 ref(beam) = .884 . Lamp 7 (950 nm): sen(beam) = 1.099 ref(beam) = .908 --- 19-sep-17 20:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 4686 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .485 sen(zero) = 0.021 . ref(beam) = 1.950 ref(zero) = 0.021 . Optical attenuation of filter deposit = 82 . Total aerosol black carbon on filter = 1047 ng Mean aerosol black carbon concentration = 6860 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 466 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .644 sen(zero) = 0.021 . ref(beam) = 2.210 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 855 ng Mean aerosol black carbon concentration = 5602 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 49 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .955 sen(zero) = 0.021 . ref(beam) = 1.468 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 730 ng Mean aerosol black carbon concentration = 4782 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 70 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .613 sen(zero) = 0.021 . ref(beam) = 1.697 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 677 ng Mean aerosol black carbon concentration = 4432 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1025 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .293 sen(zero) = 0.021 . ref(beam) = .746 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 645 ng Mean aerosol black carbon concentration = 4223 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 305 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .548 sen(zero) = 0.021 . ref(beam) = .897 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 545 ng Mean aerosol black carbon concentration = 3569 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 572 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .932 sen(zero) = 0.021 . ref(beam) = .924 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 509 ng Mean aerosol black carbon concentration = 3333 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 651 ppm. --- Disk space = 2.536694E+08 bytes free: One entry at every 10 minutes. There is space for 107853 hours ( 4494 days) more data --- 19-sep-17 20:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 20:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.428 ref(beam) = 1.992 . Lamp 2 (470 nm): sen(beam) = 1.273 ref(beam) = 2.271 . Lamp 3 (520 nm): sen(beam) = 1.605 ref(beam) = 1.520 . Lamp 4 (590 nm): sen(beam) = .901 ref(beam) = 1.690 . Lamp 5 (660 nm): sen(beam) = .413 ref(beam) = .764 . Lamp 6 (880 nm): sen(beam) = .670 ref(beam) = .919 . Lamp 7 (950 nm): sen(beam) = 1.105 ref(beam) = .944 --- 19-sep-17 22:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 4482 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .544 sen(zero) = 0.021 . ref(beam) = 2.027 ref(zero) = 0.021 . Optical attenuation of filter deposit = 79 . Total aerosol black carbon on filter = 1009 ng Mean aerosol black carbon concentration = 6612 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 588 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .692 sen(zero) = 0.021 . ref(beam) = 2.281 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 817 ng Mean aerosol black carbon concentration = 5352 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 132 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.003 sen(zero) = 0.021 . ref(beam) = 1.523 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 698 ng Mean aerosol black carbon concentration = 4574 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 84 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .654 sen(zero) = 0.021 . ref(beam) = 1.783 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 643 ng Mean aerosol black carbon concentration = 4215 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1262 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .306 sen(zero) = 0.021 . ref(beam) = .772 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 613 ng Mean aerosol black carbon concentration = 4016 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 485 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .557 sen(zero) = 0.021 . ref(beam) = .935 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 523 ng Mean aerosol black carbon concentration = 3426 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 662 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .947 sen(zero) = 0.021 . ref(beam) = .963 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 485 ng Mean aerosol black carbon concentration = 3180 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 775 ppm. --- Disk space = 2.536694E+08 bytes free: One entry at every 10 minutes. There is space for 107853 hours ( 4494 days) more data --- 19-sep-17 22:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 19-sep-17 22:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.501 ref(beam) = 2.054 . Lamp 2 (470 nm): sen(beam) = 1.331 ref(beam) = 2.319 . Lamp 3 (520 nm): sen(beam) = 1.674 ref(beam) = 1.557 . Lamp 4 (590 nm): sen(beam) = .955 ref(beam) = 1.758 . Lamp 5 (660 nm): sen(beam) = .431 ref(beam) = .782 . Lamp 6 (880 nm): sen(beam) = .701 ref(beam) = .949 . Lamp 7 (950 nm): sen(beam) = 1.159 ref(beam) = .974 --- 19-sep-17 23:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.08 hours . Total airflow this filter = .12 cubic meters . Mean BC concentration of all lamps = 5650 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .603 sen(zero) = 0.021 . ref(beam) = 2.087 ref(zero) = 0.021 . Optical attenuation of filter deposit = 83 . Total aerosol black carbon on filter = 1050 ng Mean aerosol black carbon concentration = 9160 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 630 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .781 sen(zero) = 0.021 . ref(beam) = 2.327 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 774 ng Mean aerosol black carbon concentration = 6754 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 96 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.119 sen(zero) = 0.021 . ref(beam) = 1.560 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 647 ng Mean aerosol black carbon concentration = 5640 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 71 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .731 sen(zero) = 0.021 . ref(beam) = 1.849 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 589 ng Mean aerosol black carbon concentration = 5142 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1386 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .335 sen(zero) = 0.021 . ref(beam) = .789 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 558 ng Mean aerosol black carbon concentration = 4866 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 462 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .601 sen(zero) = 0.021 . ref(beam) = .964 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 475 ng Mean aerosol black carbon concentration = 4146 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 750 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.020 sen(zero) = 0.021 . ref(beam) = .993 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 441 ng Mean aerosol black carbon concentration = 3844 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 843 ppm. --- Disk space = 2.536612E+08 bytes free: One entry at every 10 minutes. There is space for 107849 hours ( 4494 days) more data --- 19-sep-17 23:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 20-sep-17 00:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.357 ref(beam) = 2.072 . Lamp 2 (470 nm): sen(beam) = 1.279 ref(beam) = 2.319 . Lamp 3 (520 nm): sen(beam) = 1.638 ref(beam) = 1.574 . Lamp 4 (590 nm): sen(beam) = .960 ref(beam) = 1.803 . Lamp 5 (660 nm): sen(beam) = .427 ref(beam) = .785 . Lamp 6 (880 nm): sen(beam) = .707 ref(beam) = .967 . Lamp 7 (950 nm): sen(beam) = 1.167 ref(beam) = .991 ---